Why printers add secret tracking dots
BBC News, BBC Future, Lockdown Longreads
[www.bbc.com]

Seeing Yellow - the yellow dots that are tracking you.
Computing Culture Group, MIT Media Laboratory
[seeingyellow.com]

Is Your Printer Spying On You?
Electronic Frontier Foundation
[www.eff.org]

List of Printers Which Do or Do Not Display Tracking Dots
Electronic Frontier Foundation
[www.eff.org]

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)